Home / 454,741,371.47-627,546,845.95-251,063,286.73

Finding the Fourth Proportional to 454,741,371.47, 627,546,845.95 and 251,063,286.73

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Solution

The fourth proportional to 454,741,371.47, 627,546,845.95 and 251,063,286.73 is: 346,469,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,741,371.47 : 627,546,845.95 = 251,063,286.73 : x
  2. Step 2: Convert to fraction form
    454,741,371.47/627,546,845.95 = 251,063,286.73/x
  3. Step 3: Cross multiply
    454,741,371.47x = 627,546,845.95 × 251,063,286.73
  4. Step 4: Simplify right side
    454,741,371.47x = 157,553,973,719,055,456
  5. Step 5: Solve for x
    x = 157,553,973,719,055,456/454,741,371.47
  6. Step 6: Final answer
    x = 346,469,407.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.